Elmma/ordo
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

feat: add ACTION steps that run after the approval transaction commits

Browse Source 
Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
0264408
2026-09-11 17:26:02 +08:00
co-authored by Cursor
parent 87b449e45c
commit bdc4dd4473
19 changed files with 341 additions and 49 deletions
Download Patch File Download Diff File Expand all files Collapse all files
ordo-api/src/main/java/com/jetlumen/ordo/api/ActionHandler.java
+16
View File
@@ -0,0 +1,16 @@
package com.jetlumen.ordo.api;
/**
* Executes a named action step against the running instance's context. Hosts supply a
* singleton implementation (same pattern as {@link RoutingCondition}); the database only stores
* the {@code actionKey} string.
*/
@FunctionalInterface
public interface ActionHandler {
void execute(String actionKey, ProcessContext context);
static ActionHandler noop() {
return (key, context) -> {
};
}
}
ordo-api/src/main/java/com/jetlumen/ordo/api/ApprovalStep.java
+26 -6
View File
@@ -6,17 +6,29 @@ import java.util.Objects;
import java.util.Set;
/**
* A single, named approval step in a process definition. A step has one or more candidate
* assignees; when there is more than one candidate, {@link #policy()} decides whether any
* single approval is enough ({@link ApprovalPolicy#ANY}) or every candidate must approve
* ({@link ApprovalPolicy#ALL}).
* A named step in a process definition. Approval steps have one or more candidate assignees;
* action steps have an {@code actionKey} invoked by the host {@link ActionHandler}.
*/
public record ApprovalStep(String id, String name, List<String> candidates, ApprovalPolicy policy) {
public record ApprovalStep(String id, String name, List<String> candidates, ApprovalPolicy policy, StepKind kind,
String actionKey) {
public ApprovalStep {
requireText(id, "step id");
requireText(name, "step name");
kind = kind == null ? StepKind.APPROVAL : kind;
Objects.requireNonNull(policy, "policy must not be null");
Objects.requireNonNull(candidates, "candidates must not be null");
candidates = List.copyOf(candidates);
if (kind == StepKind.ACTION) {
if (!candidates.isEmpty()) {
throw new IllegalArgumentException("an action step must not have candidates");
}
requireText(actionKey, "action key");
actionKey = actionKey.strip();
} else {
if (actionKey != null && !actionKey.isBlank()) {
throw new IllegalArgumentException("an approval step must not have an action key");
}
actionKey = null;
if (candidates.isEmpty()) {
throw new IllegalArgumentException("a step must have at least one candidate");
}
@@ -27,7 +39,11 @@ public record ApprovalStep(String id, String name, List<String> candidates, Appr
throw new IllegalArgumentException("duplicate candidate in step " + id + ": " + candidate);
}
}
Objects.requireNonNull(policy, "policy must not be null");
}
}
public ApprovalStep(String id, String name, List<String> candidates, ApprovalPolicy policy) {
this(id, name, candidates, policy, StepKind.APPROVAL, null);
}
/** Convenience factory for the common case of a single, fixed approver. */
@@ -35,6 +51,10 @@ public record ApprovalStep(String id, String name, List<String> candidates, Appr
return new ApprovalStep(id, name, List.of(assignee), ApprovalPolicy.ANY);
}
public static ApprovalStep action(String id, String name, String actionKey) {
return new ApprovalStep(id, name, List.of(), ApprovalPolicy.ANY, StepKind.ACTION, actionKey);
}
static void requireText(String value, String field) {
if (value == null || value.isBlank()) {
throw new IllegalArgumentException(field + " must not be blank");
ordo-api/src/main/java/com/jetlumen/ordo/api/ProcessDefinition.java
+1 -1
View File
@@ -14,7 +14,7 @@ public record ProcessDefinition(String id, String name, List<ApprovalStep> steps
ApprovalStep.requireText(name, "definition name");
steps = List.copyOf(steps);
if (steps.isEmpty()) {
throw new IllegalArgumentException("a definition must contain at least one approval step");
throw new IllegalArgumentException("a definition must contain at least one step");
}
Set<String> ids = new HashSet<>();
for (ApprovalStep step : steps) {
ordo-api/src/main/java/com/jetlumen/ordo/api/ProcessDefinitionParser.java
+11 -3
View File
@@ -37,7 +37,7 @@ public final class ProcessDefinitionParser {
private static ProcessDefinition toDefinition(DefinitionDocument document) {
if (document.steps() == null || document.steps().isEmpty()) {
throw new IllegalArgumentException("a definition must contain at least one approval step");
throw new IllegalArgumentException("a definition must contain at least one step");
}
List<ApprovalStep> steps = new ArrayList<>(document.steps().size());
for (StepDocument step : document.steps()) {
@@ -45,7 +45,9 @@ public final class ProcessDefinitionParser {
throw new IllegalArgumentException("step must not be null");
}
ApprovalPolicy policy = step.policy() == null ? ApprovalPolicy.ANY : step.policy();
steps.add(new ApprovalStep(step.id(), step.name(), step.candidates(), policy));
StepKind kind = step.kind() == null ? StepKind.APPROVAL : step.kind();
List<String> candidates = step.candidates() == null ? List.of() : step.candidates();
steps.add(new ApprovalStep(step.id(), step.name(), candidates, policy, kind, step.action()));
}
rotateStartStep(steps, document.startStep());
List<StepTransition> transitions = new ArrayList<>();
@@ -90,7 +92,13 @@ public final class ProcessDefinitionParser {
List<TransitionDocument> transitions) {
}
private record StepDocument(String id, String name, List<String> candidates, ApprovalPolicy policy) {
private record StepDocument(
String id,
String name,
List<String> candidates,
ApprovalPolicy policy,
StepKind kind,
@JsonProperty("action") String action) {
}
private record TransitionDocument(
ordo-api/src/main/java/com/jetlumen/ordo/api/StepKind.java
+5
View File
@@ -0,0 +1,5 @@
package com.jetlumen.ordo.api;
public enum StepKind {
APPROVAL, ACTION
}
ordo-api/src/test/java/com/jetlumen/ordo/api/ProcessDefinitionParserTest.java
+21
View File
@@ -153,4 +153,25 @@ class ProcessDefinitionParserTest {
void rejectsMalformedJson() {
assertThrows(IllegalArgumentException.class, () -> ProcessDefinitionParser.fromJson("{"));
}
@Test
void parsesActionStepsAndDefaultsKindToApproval() {
String json = """
{
"id": "leave",
"name": "Leave request",
"steps": [
{ "id": "manager", "name": "Manager approval", "candidates": ["maria"] },
{ "id": "notify", "name": "Notify HR", "kind": "ACTION", "action": "leave-approved-mail" }
],
"transitions": [
{ "from": "manager", "to": "notify" },
{ "from": "notify", "to": null }
]
}
""";
ProcessDefinition definition = ProcessDefinitionParser.fromJson(json);
assertEquals(StepKind.APPROVAL, definition.steps().getFirst().kind());
assertEquals(ApprovalStep.action("notify", "Notify HR", "leave-approved-mail"), definition.steps().get(1));
}
}
ordo-api/src/test/java/com/jetlumen/ordo/api/ProcessDefinitionTest.java
+24
View File
@@ -94,4 +94,28 @@ class ProcessDefinitionTest {
StepTransition.end("hr"),
StepTransition.always("manager", "hr")), definition.transitions());
}
@Test
void rejectsActionStepsWithCandidatesOrBlankActionKey() {
assertThrows(IllegalArgumentException.class,
() -> new ApprovalStep("notify", "Notify", List.of("maria"), ApprovalPolicy.ANY, StepKind.ACTION,
"mail"));
assertThrows(IllegalArgumentException.class, () -> ApprovalStep.action("notify", "Notify", " "));
}
@Test
void rejectsApprovalStepsWithAnActionKey() {
assertThrows(IllegalArgumentException.class,
() -> new ApprovalStep("manager", "Manager", List.of("maria"), ApprovalPolicy.ANY, StepKind.APPROVAL,
"mail"));
}
@Test
void acceptsADefinitionThatIsOnlyActionSteps() {
ProcessDefinition definition = new ProcessDefinition("notify", "Notify", List.of(
ApprovalStep.action("mail", "Send mail", "leave-approved-mail")),
List.of(StepTransition.end("mail")));
assertEquals(StepKind.ACTION, definition.steps().getFirst().kind());
assertEquals("leave-approved-mail", definition.steps().getFirst().actionKey());
}
}
ordo-core/src/main/java/com/jetlumen/ordo/core/DefaultOrdoEngine.java
+63 -14
View File
@@ -1,5 +1,6 @@
package com.jetlumen.ordo.core;
import com.jetlumen.ordo.api.ActionHandler;
import com.jetlumen.ordo.api.ApprovalPolicy;
import com.jetlumen.ordo.api.ApprovalStep;
import com.jetlumen.ordo.api.ApprovalTask;
@@ -10,6 +11,7 @@ import com.jetlumen.ordo.api.ProcessDefinition;
import com.jetlumen.ordo.api.ProcessInstance;
import com.jetlumen.ordo.api.ProcessStatus;
import com.jetlumen.ordo.api.RoutingCondition;
import com.jetlumen.ordo.api.StepKind;
import com.jetlumen.ordo.api.StepTransition;
import com.jetlumen.ordo.api.TaskAction;
import com.jetlumen.ordo.api.TaskStatus;
@@ -30,6 +32,9 @@ import com.jetlumen.ordo.api.repository.ProcessInstanceRepository;
import java.time.Clock;
import java.time.Instant;
import java.lang.System.Logger;
import java.lang.System.Logger.Level;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.List;
import java.util.Objects;
@@ -44,22 +49,27 @@ import java.util.UUID;
* when several JVMs share the same storage.
*/
public final class DefaultOrdoEngine implements OrdoEngine {
private static final int MAX_CONSECUTIVE_ACTIONS = 32;
private static final Logger LOG = System.getLogger("ordo");
private final Clock clock;
private final AssigneeResolver assigneeResolver;
private final RoutingCondition routingCondition;
private final ActionHandler actionHandler;
private final TransactionExecutor transactionExecutor;
private final ProcessDefinitionRepository definitionRepository;
private final ProcessInstanceRepository instanceRepository;
private final ApprovalTaskRepository taskRepository;
public DefaultOrdoEngine(Clock clock, AssigneeResolver assigneeResolver, RoutingCondition routingCondition,
TransactionExecutor transactionExecutor,
ActionHandler actionHandler, TransactionExecutor transactionExecutor,
ProcessDefinitionRepository definitionRepository,
ProcessInstanceRepository instanceRepository,
ApprovalTaskRepository taskRepository) {
this.clock = Objects.requireNonNull(clock, "clock must not be null");
this.assigneeResolver = Objects.requireNonNull(assigneeResolver, "assigneeResolver must not be null");
this.routingCondition = Objects.requireNonNull(routingCondition, "routingCondition must not be null");
this.actionHandler = Objects.requireNonNull(actionHandler, "actionHandler must not be null");
this.transactionExecutor = Objects.requireNonNull(transactionExecutor, "transactionExecutor must not be null");
this.definitionRepository = Objects.requireNonNull(definitionRepository, "definitionRepository must not be null");
this.instanceRepository = Objects.requireNonNull(instanceRepository, "instanceRepository must not be null");
@@ -93,26 +103,32 @@ public final class DefaultOrdoEngine implements OrdoEngine {
public synchronized ProcessInstance start(String definitionId, String initiator, ProcessContext context) {
requireText(initiator, "initiator");
Objects.requireNonNull(context, "context must not be null");
return transactionExecutor.execute(() -> {
List<PendingAction> queued = new ArrayList<>();
ProcessInstance instance = transactionExecutor.execute(() -> {
ProcessDefinition definition = requireDefinition(definitionId);
Instant now = clock.instant();
ProcessInstance instance = new ProcessInstance(nextId(), definition.id(), initiator,
ProcessInstance started = new ProcessInstance(nextId(), definition.id(), initiator,
ProcessStatus.RUNNING, now, null, context);
instanceRepository.insert(instance);
createStepTasks(instance, definition.steps().getFirst(), now);
return instance;
instanceRepository.insert(started);
enterStep(started, definition, definition.steps().getFirst(), now, queued);
return started;
});
runQueuedActions(queued);
return instanceRepository.findById(instance.id()).orElse(instance);
}
@Override
public synchronized ApprovalTask approve(String taskId, String actor, String comment) {
return transactionExecutor.execute(() -> {
List<PendingAction> queued = new ArrayList<>();
ApprovalTask completed = transactionExecutor.execute(() -> {
ApprovalTask task = requirePendingTaskForActor(taskId, actor);
Instant now = clock.instant();
ApprovalTask completedTask = completeTask(task, TaskStatus.APPROVED, new TaskAction(actor, comment, now));
advanceAfterDecision(completedTask, now);
advanceAfterDecision(completedTask, now, queued);
return completedTask;
});
runQueuedActions(queued);
return completed;
}
@Override
@@ -121,7 +137,7 @@ public final class DefaultOrdoEngine implements OrdoEngine {
ApprovalTask task = requirePendingTaskForActor(taskId, actor);
Instant now = clock.instant();
ApprovalTask completedTask = completeTask(task, TaskStatus.REJECTED, new TaskAction(actor, comment, now));
advanceAfterDecision(completedTask, now);
advanceAfterDecision(completedTask, now, List.of());
return completedTask;
});
}
@@ -217,7 +233,7 @@ public final class DefaultOrdoEngine implements OrdoEngine {
* Decides whether the step (and the process instance) can move on after a single candidate
* task was approved or rejected, applying the step's {@link ApprovalPolicy}.
*/
private void advanceAfterDecision(ApprovalTask completedTask, Instant now) {
private void advanceAfterDecision(ApprovalTask completedTask, Instant now, List<PendingAction> queued) {
ProcessInstance instance = requireInstance(completedTask.instanceId());
ProcessDefinition definition = requireDefinition(instance.definitionId());
ApprovalStep step = requireStep(definition, completedTask.stepId());
@@ -225,7 +241,7 @@ public final class DefaultOrdoEngine implements OrdoEngine {
if (completedTask.status() == TaskStatus.APPROVED && step.policy() == ApprovalPolicy.ANY) {
skipPendingSiblings(siblings, completedTask.id(), now);
advanceOrComplete(instance, definition, step, now);
advanceOrComplete(instance, definition, step, now, queued);
return;
}
@@ -249,16 +265,46 @@ public final class DefaultOrdoEngine implements OrdoEngine {
// ALL policy: only advance once every candidate has approved.
boolean allApproved = siblings.stream().allMatch(sibling -> sibling.status() == TaskStatus.APPROVED);
if (allApproved) {
advanceOrComplete(instance, definition, step, now);
advanceOrComplete(instance, definition, step, now, queued);
}
}
private void advanceOrComplete(ProcessInstance instance, ProcessDefinition definition, ApprovalStep step, Instant now) {
private void advanceOrComplete(ProcessInstance instance, ProcessDefinition definition, ApprovalStep step,
Instant now, List<PendingAction> queued) {
StepTransition matched = resolveTransition(definition, step, instance);
if (matched.toStepId() == null) {
completeInstance(instance, ProcessStatus.APPROVED, now);
} else {
createStepTasks(instance, requireStep(definition, matched.toStepId()), now);
enterStep(instance, definition, requireStep(definition, matched.toStepId()), now, queued);
}
}
private void enterStep(ProcessInstance instance, ProcessDefinition definition, ApprovalStep start, Instant now,
List<PendingAction> queued) {
ApprovalStep current = start;
for (int hops = 0; hops < MAX_CONSECUTIVE_ACTIONS; hops++) {
if (current.kind() == StepKind.APPROVAL) {
createStepTasks(instance, current, now);
return;
}
queued.add(new PendingAction(current.actionKey(), instance.context()));
StepTransition matched = resolveTransition(definition, current, instance);
if (matched.toStepId() == null) {
completeInstance(instance, ProcessStatus.APPROVED, now);
return;
}
current = requireStep(definition, matched.toStepId());
}
throw new IllegalStateException("too many consecutive action steps in instance: " + instance.id());
}
private void runQueuedActions(List<PendingAction> queued) {
for (PendingAction pending : queued) {
try {
actionHandler.execute(pending.actionKey(), pending.context());
} catch (RuntimeException e) {
LOG.log(Level.WARNING, "action failed: " + pending.actionKey(), e);
}
}
}
@@ -324,4 +370,7 @@ public final class DefaultOrdoEngine implements OrdoEngine {
throw new IllegalArgumentException(name + " must not be blank");
}
}
private record PendingAction(String actionKey, ProcessContext context) {
}
}
ordo-core/src/main/java/com/jetlumen/ordo/core/InMemoryOrdoEngine.java
+14 -7
View File
@@ -1,5 +1,6 @@
package com.jetlumen.ordo.core;
import com.jetlumen.ordo.api.ActionHandler;
import com.jetlumen.ordo.api.ApprovalTask;
import com.jetlumen.ordo.api.AssigneeResolver;
import com.jetlumen.ordo.api.OrdoEngine;
@@ -20,31 +21,37 @@ public final class InMemoryOrdoEngine implements OrdoEngine {
private final DefaultOrdoEngine delegate;
public InMemoryOrdoEngine() {
this(Clock.systemUTC(), AssigneeResolver.direct(), RoutingCondition.always());
this(Clock.systemUTC(), AssigneeResolver.direct(), RoutingCondition.always(), ActionHandler.noop());
}
public InMemoryOrdoEngine(Clock clock) {
this(clock, AssigneeResolver.direct(), RoutingCondition.always());
this(clock, AssigneeResolver.direct(), RoutingCondition.always(), ActionHandler.noop());
}
public InMemoryOrdoEngine(AssigneeResolver assigneeResolver) {
this(Clock.systemUTC(), assigneeResolver, RoutingCondition.always());
this(Clock.systemUTC(), assigneeResolver, RoutingCondition.always(), ActionHandler.noop());
}
public InMemoryOrdoEngine(Clock clock, AssigneeResolver assigneeResolver) {
this(clock, assigneeResolver, RoutingCondition.always());
this(clock, assigneeResolver, RoutingCondition.always(), ActionHandler.noop());
}
public InMemoryOrdoEngine(RoutingCondition routingCondition) {
this(Clock.systemUTC(), AssigneeResolver.direct(), routingCondition);
this(Clock.systemUTC(), AssigneeResolver.direct(), routingCondition, ActionHandler.noop());
}
public InMemoryOrdoEngine(AssigneeResolver assigneeResolver, RoutingCondition routingCondition) {
this(Clock.systemUTC(), assigneeResolver, routingCondition);
this(Clock.systemUTC(), assigneeResolver, routingCondition, ActionHandler.noop());
}
public InMemoryOrdoEngine(Clock clock, AssigneeResolver assigneeResolver, RoutingCondition routingCondition) {
this.delegate = new DefaultOrdoEngine(clock, assigneeResolver, routingCondition, new NoopTransactionExecutor(),
this(clock, assigneeResolver, routingCondition, ActionHandler.noop());
}
public InMemoryOrdoEngine(Clock clock, AssigneeResolver assigneeResolver, RoutingCondition routingCondition,
ActionHandler actionHandler) {
this.delegate = new DefaultOrdoEngine(clock, assigneeResolver, routingCondition, actionHandler,
new NoopTransactionExecutor(),
new InMemoryProcessDefinitionRepository(),
new InMemoryProcessInstanceRepository(),
new InMemoryApprovalTaskRepository());
ordo-core/src/test/java/com/jetlumen/ordo/core/InMemoryOrdoEngineTest.java
+61
View File
@@ -1,5 +1,6 @@
package com.jetlumen.ordo.core;
import com.jetlumen.ordo.api.AssigneeResolver;
import com.jetlumen.ordo.api.ApprovalPolicy;
import com.jetlumen.ordo.api.ApprovalStep;
import com.jetlumen.ordo.api.ApprovalTask;
@@ -23,6 +24,7 @@ import com.jetlumen.ordo.api.exception.UnauthorizedTaskOperationException;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import java.time.Clock;
import java.util.List;
import java.util.Map;
@@ -386,6 +388,65 @@ class InMemoryOrdoEngineTest {
assertTrue(routingEngine.findPendingTasksByInstanceId(low.id()).isEmpty());
}
@Test
void runsActionStepsAfterApprovalThenCreatesTheNextApprovalTask() {
List<String> executed = new java.util.ArrayList<>();
InMemoryOrdoEngine actionEngine = new InMemoryOrdoEngine(Clock.systemUTC(), AssigneeResolver.direct(),
RoutingCondition.always(), (key, context) -> executed.add(key));
actionEngine.register(new ProcessDefinition("leave", "Leave request", List.of(
ApprovalStep.single("manager", "Manager approval", "maria"),
ApprovalStep.action("notify", "Notify HR", "leave-approved-mail"),
ApprovalStep.single("hr", "HR approval", "henry")),
List.of(
StepTransition.always("manager", "notify"),
StepTransition.always("notify", "hr"),
StepTransition.end("hr"))));
var instance = actionEngine.start("leave", "alice");
actionEngine.approve(actionEngine.findPendingTasksByInstanceId(instance.id()).getFirst().id(), "maria");
assertEquals(List.of("leave-approved-mail"), executed);
ApprovalTask hrTask = actionEngine.findPendingTasksByInstanceId(instance.id()).getFirst();
assertEquals("hr", hrTask.stepId());
assertEquals(ProcessStatus.RUNNING, actionEngine.findInstance(instance.id()).orElseThrow().status());
}
@Test
void continuesWhenAnActionHandlerThrows() {
InMemoryOrdoEngine actionEngine = new InMemoryOrdoEngine(Clock.systemUTC(), AssigneeResolver.direct(),
RoutingCondition.always(), (key, context) -> {
throw new IllegalStateException("mail failed");
});
actionEngine.register(new ProcessDefinition("leave", "Leave request", List.of(
ApprovalStep.single("manager", "Manager approval", "maria"),
ApprovalStep.action("notify", "Notify HR", "leave-approved-mail")),
List.of(
StepTransition.always("manager", "notify"),
StepTransition.end("notify"))));
var instance = actionEngine.start("leave", "alice");
actionEngine.approve(actionEngine.findPendingTasksByInstanceId(instance.id()).getFirst().id(), "maria");
assertEquals(ProcessStatus.APPROVED, actionEngine.findInstance(instance.id()).orElseThrow().status());
}
@Test
void startEntersAnActionStepThenStopsOnTheFollowingApproval() {
List<String> executed = new java.util.ArrayList<>();
InMemoryOrdoEngine actionEngine = new InMemoryOrdoEngine(Clock.systemUTC(), AssigneeResolver.direct(),
RoutingCondition.always(), (key, context) -> executed.add(key));
actionEngine.register(new ProcessDefinition("leave", "Leave request", List.of(
ApprovalStep.action("notify", "Notify manager", "leave-submitted-mail"),
ApprovalStep.single("manager", "Manager approval", "maria")),
List.of(
StepTransition.always("notify", "manager"),
StepTransition.end("manager"))));
var instance = actionEngine.start("leave", "alice");
assertEquals(List.of("leave-submitted-mail"), executed);
assertEquals("manager", actionEngine.findPendingTasksByInstanceId(instance.id()).getFirst().stepId());
assertEquals(ProcessStatus.RUNNING, instance.status());
}
@Test
void throwsWhenNoTransitionMatches() {
InMemoryOrdoEngine routingEngine = new InMemoryOrdoEngine((key, context) -> false);
ordo-spring-boot-autoconfigure/src/main/java/com/jetlumen/ordo/spring/OrdoJdbcAutoConfiguration.java
+11 -2
View File
@@ -1,5 +1,6 @@
package com.jetlumen.ordo.spring;
import com.jetlumen.ordo.api.ActionHandler;
import com.jetlumen.ordo.api.AssigneeResolver;
import com.jetlumen.ordo.api.OrdoEngine;
import com.jetlumen.ordo.api.RoutingCondition;
@@ -65,6 +66,12 @@ public class OrdoJdbcAutoConfiguration {
return RoutingCondition.always();
}
@Bean
@ConditionalOnMissingBean
public ActionHandler ordoActionHandler() {
return ActionHandler.noop();
}
@Bean
@ConditionalOnMissingBean
@DependsOnDatabaseInitialization
@@ -101,12 +108,14 @@ public class OrdoJdbcAutoConfiguration {
public OrdoEngine ordoEngine(Clock ordoClock,
AssigneeResolver ordoAssigneeResolver,
RoutingCondition ordoRoutingCondition,
ActionHandler actionHandler,
TransactionExecutor ordoTransactionExecutor,
ProcessDefinitionRepository ordoProcessDefinitionRepository,
ProcessInstanceRepository ordoProcessInstanceRepository,
ApprovalTaskRepository ordoApprovalTaskRepository) {
return new DefaultOrdoEngine(ordoClock, ordoAssigneeResolver, ordoRoutingCondition, ordoTransactionExecutor,
ordoProcessDefinitionRepository, ordoProcessInstanceRepository, ordoApprovalTaskRepository);
return new DefaultOrdoEngine(ordoClock, ordoAssigneeResolver, ordoRoutingCondition, actionHandler,
ordoTransactionExecutor, ordoProcessDefinitionRepository, ordoProcessInstanceRepository,
ordoApprovalTaskRepository);
}
@Bean
ordo-spring-boot-autoconfigure/src/test/java/com/jetlumen/ordo/spring/OrdoJdbcAutoConfigurationTest.java
+23
View File
@@ -1,5 +1,6 @@
package com.jetlumen.ordo.spring;
import com.jetlumen.ordo.api.ActionHandler;
import com.jetlumen.ordo.api.ApprovalStep;
import com.jetlumen.ordo.api.ApprovalTask;
import com.jetlumen.ordo.api.AssigneeResolver;
@@ -20,6 +21,7 @@ import java.util.List;
import java.util.UUID;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;
class OrdoJdbcAutoConfigurationTest {
@@ -138,6 +140,17 @@ class OrdoJdbcAutoConfigurationTest {
});
}
@Test
void honoursUserDefinedActionHandler() {
withDataSourceRunner.withUserConfiguration(CustomActionHandlerConfig.class)
.run(context -> {
assertThat(context).hasSingleBean(OrdoEngine.class);
assertThatThrownBy(() -> context.getBean(ActionHandler.class).execute("any", null))
.isInstanceOf(IllegalStateException.class)
.hasMessage("custom-action");
});
}
@Configuration
static class CustomAssigneeResolverConfig {
@Bean
@@ -153,4 +166,14 @@ class OrdoJdbcAutoConfigurationTest {
return (key, context) -> true;
}
}
@Configuration
static class CustomActionHandlerConfig {
@Bean
ActionHandler ordoActionHandler() {
return (key, context) -> {
throw new IllegalStateException("custom-action");
};
}
}
}
ordo-storage-jdbc/src/main/java/com/jetlumen/ordo/storage/jdbc/JdbcProcessDefinitionRepository.java
+26 -4
View File
@@ -25,7 +25,8 @@ public final class JdbcProcessDefinitionRepository implements ProcessDefinitionR
private static final String INSERT_DEFINITION =
"INSERT INTO ordo_process_definition (id, name) VALUES (?, ?)";
private static final String INSERT_STEP =
"INSERT INTO ordo_approval_step (definition_id, step_id, step_name, policy, step_order) VALUES (?, ?, ?, ?, ?)";
"INSERT INTO ordo_approval_step (definition_id, step_id, step_name, policy, step_order, kind, action_key)"
+ " VALUES (?, ?, ?, ?, ?, ?, ?)";
private static final String INSERT_CANDIDATE =
"INSERT INTO ordo_step_candidate (definition_id, step_id, candidate, candidate_order) VALUES (?, ?, ?, ?)";
private static final String INSERT_TRANSITION =
@@ -41,7 +42,8 @@ public final class JdbcProcessDefinitionRepository implements ProcessDefinitionR
private static final String SELECT_DEFINITION =
"SELECT id, name FROM ordo_process_definition WHERE id = ?";
private static final String SELECT_STEPS =
"SELECT step_id, step_name, policy FROM ordo_approval_step WHERE definition_id = ? ORDER BY step_order";
"SELECT step_id, step_name, policy, kind, action_key FROM ordo_approval_step"
+ " WHERE definition_id = ? ORDER BY step_order";
private static final String SELECT_CANDIDATES =
"SELECT step_id, candidate FROM ordo_step_candidate WHERE definition_id = ? ORDER BY step_id, candidate_order";
private static final String SELECT_TRANSITIONS =
@@ -76,9 +78,17 @@ public final class JdbcProcessDefinitionRepository implements ProcessDefinitionR
Objects.requireNonNull(definition, "definition must not be null");
Connection connection = connectionProvider.getConnection();
try {
if (!insertDefinitionRow(connection, definition)) {
// PostgreSQL aborts the current transaction on unique-constraint violations,
// so upsert must not probe existence via a failing INSERT.
if (definitionExists(connection, definition.id())) {
updateDefinitionName(connection, definition);
deleteGraph(connection, definition.id());
} else {
try (PreparedStatement insert = connection.prepareStatement(INSERT_DEFINITION)) {
insert.setString(1, definition.id());
insert.setString(2, definition.name());
insert.executeUpdate();
}
}
insertGraph(connection, definition);
} catch (SQLException e) {
@@ -124,7 +134,8 @@ public final class JdbcProcessDefinitionRepository implements ProcessDefinitionR
List<ApprovalStep> steps = new ArrayList<>();
for (StepRow row : stepRows) {
List<String> candidates = candidatesByStep.getOrDefault(row.stepId(), List.of());
steps.add(new ApprovalStep(row.stepId(), row.stepName(), candidates, row.policy()));
steps.add(new ApprovalStep(row.stepId(), row.stepName(), candidates, row.policy(), row.kind(),
row.actionKey()));
}
List<StepTransition> transitions = new ArrayList<>();
try (PreparedStatement selectTransitions = connection.prepareStatement(SELECT_TRANSITIONS)) {
@@ -145,6 +156,15 @@ public final class JdbcProcessDefinitionRepository implements ProcessDefinitionR
}
}
private static boolean definitionExists(Connection connection, String definitionId) throws SQLException {
try (PreparedStatement select = connection.prepareStatement(SELECT_DEFINITION)) {
select.setString(1, definitionId);
try (ResultSet resultSet = select.executeQuery()) {
return resultSet.next();
}
}
}
private static boolean insertDefinitionRow(Connection connection, ProcessDefinition definition) throws SQLException {
try (PreparedStatement insertDefinition = connection.prepareStatement(INSERT_DEFINITION)) {
insertDefinition.setString(1, definition.id());
@@ -191,6 +211,8 @@ public final class JdbcProcessDefinitionRepository implements ProcessDefinitionR
insertStep.setString(3, step.name());
insertStep.setString(4, step.policy().name());
insertStep.setInt(5, stepOrder++);
insertStep.setString(6, step.kind().name());
insertStep.setString(7, step.actionKey());
insertStep.executeUpdate();
}
int candidateOrder = 0;
ordo-storage-jdbc/src/main/java/com/jetlumen/ordo/storage/jdbc/mapper/ApprovalStepMapper.java
+5 -2
View File
@@ -1,6 +1,7 @@
package com.jetlumen.ordo.storage.jdbc.mapper;
import com.jetlumen.ordo.api.ApprovalPolicy;
import com.jetlumen.ordo.api.StepKind;
import java.sql.ResultSet;
import java.sql.SQLException;
@@ -16,9 +17,11 @@ public final class ApprovalStepMapper {
public static StepRow readRow(ResultSet resultSet) throws SQLException {
return new StepRow(resultSet.getString("step_id"), resultSet.getString("step_name"),
ApprovalPolicy.valueOf(resultSet.getString("policy")));
ApprovalPolicy.valueOf(resultSet.getString("policy")),
StepKind.valueOf(resultSet.getString("kind")),
resultSet.getString("action_key"));
}
public record StepRow(String stepId, String stepName, ApprovalPolicy policy) {
public record StepRow(String stepId, String stepName, ApprovalPolicy policy, StepKind kind, String actionKey) {
}
}
ordo-storage-jdbc/src/main/resources/db/migration/V4__add_step_kind_and_action_key.sql
+3
View File
@@ -0,0 +1,3 @@
-- Adds ACTION step kind and an optional action_key (host ActionHandler lookup).
ALTER TABLE ordo_approval_step ADD COLUMN kind VARCHAR(16) NOT NULL DEFAULT 'APPROVAL';
ALTER TABLE ordo_approval_step ADD COLUMN action_key VARCHAR(255);
ordo-storage-jdbc/src/test/java/com/jetlumen/ordo/storage/jdbc/JdbcOrdoEngineIntegrationTest.java
+3 -1
View File
@@ -1,5 +1,6 @@
package com.jetlumen.ordo.storage.jdbc;
import com.jetlumen.ordo.api.ActionHandler;
import com.jetlumen.ordo.api.ApprovalStep;
import com.jetlumen.ordo.api.ApprovalTask;
import com.jetlumen.ordo.api.AssigneeResolver;
@@ -119,7 +120,7 @@ class JdbcOrdoEngineIntegrationTest {
@Test
void rollsBackTheWholeApprovalWhenNoRouteMatches() {
OrdoEngine failingEngine = new DefaultOrdoEngine(Clock.fixed(NOW, ZoneOffset.UTC),
AssigneeResolver.direct(), (key, context) -> false,
AssigneeResolver.direct(), (key, context) -> false, ActionHandler.noop(),
new JdbcTransactionExecutor(connectionProvider),
new JdbcProcessDefinitionRepository(connectionProvider),
new JdbcProcessInstanceRepository(connectionProvider),
@@ -197,6 +198,7 @@ class JdbcOrdoEngineIntegrationTest {
private OrdoEngine newEngine(AssigneeResolver assigneeResolver) {
return new DefaultOrdoEngine(Clock.fixed(NOW, ZoneOffset.UTC), assigneeResolver, RoutingCondition.always(),
ActionHandler.noop(),
new JdbcTransactionExecutor(connectionProvider),
new JdbcProcessDefinitionRepository(connectionProvider),
new JdbcProcessInstanceRepository(connectionProvider),
ordo-storage-jdbc/src/test/java/com/jetlumen/ordo/storage/jdbc/JdbcPostgresIntegrationTest.java
+2
View File
@@ -1,5 +1,6 @@
package com.jetlumen.ordo.storage.jdbc;
import com.jetlumen.ordo.api.ActionHandler;
import com.jetlumen.ordo.api.ApprovalStep;
import com.jetlumen.ordo.api.ApprovalTask;
import com.jetlumen.ordo.api.AssigneeResolver;
@@ -219,6 +220,7 @@ class JdbcPostgresIntegrationTest {
private OrdoEngine newEngine(AssigneeResolver assigneeResolver) {
return new DefaultOrdoEngine(Clock.fixed(NOW, ZoneOffset.UTC), assigneeResolver, RoutingCondition.always(),
ActionHandler.noop(),
new JdbcTransactionExecutor(connectionProvider),
new JdbcProcessDefinitionRepository(connectionProvider),
new JdbcProcessInstanceRepository(connectionProvider),
ordo-storage-jdbc/src/test/java/com/jetlumen/ordo/storage/jdbc/JdbcProcessDefinitionRepositoryTest.java
+16
View File
@@ -2,6 +2,7 @@ package com.jetlumen.ordo.storage.jdbc;
import com.jetlumen.ordo.api.ApprovalStep;
import com.jetlumen.ordo.api.ProcessDefinition;
import com.jetlumen.ordo.api.StepKind;
import com.jetlumen.ordo.api.StepTransition;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
@@ -72,6 +73,21 @@ class JdbcProcessDefinitionRepositoryTest {
assertEquals(definition, repository.findById("expense").orElseThrow());
}
@Test
void insertsAndReadsBackActionStepsWithoutCandidates() {
ProcessDefinition definition = new ProcessDefinition("notify", "Notify", List.of(
ApprovalStep.single("manager", "Manager approval", "maria"),
ApprovalStep.action("mail", "Send mail", "leave-approved-mail")),
List.of(
StepTransition.always("manager", "mail"),
StepTransition.end("mail")));
assertTrue(repository.insertIfAbsent(definition));
assertEquals(definition, repository.findById("notify").orElseThrow());
assertEquals(StepKind.ACTION, repository.findById("notify").orElseThrow().steps().get(1).kind());
assertEquals("leave-approved-mail", repository.findById("notify").orElseThrow().steps().get(1).actionKey());
}
private static ProcessDefinition definition(String id, String name) {
return ProcessDefinition.linear(id, name, List.of(ApprovalStep.single("lead", "Lead approval", "lee")));
}
ordo-storage-jdbc/src/test/java/com/jetlumen/ordo/storage/jdbc/JdbcTestSupport.java
+2 -1
View File
@@ -16,7 +16,8 @@ final class JdbcTestSupport {
private static final String[] MIGRATIONS = {
"/db/migration/V1__create_ordo_tables.sql",
"/db/migration/V2__add_step_candidates_and_policy.sql",
"/db/migration/V3__add_step_transitions.sql"
"/db/migration/V3__add_step_transitions.sql",
"/db/migration/V4__add_step_kind_and_action_key.sql"
};
private static final String[] SCHEMA_SQL = loadSchemas();